package com.ruoyi.system.service.impl;

import java.util.*;
import java.util.concurrent.atomic.AtomicReference;
import java.util.stream.Collectors;
import javax.validation.Validator;

import cn.hutool.core.collection.CollectionUtil;
import com.ruoyi.common.constant.CacheConstants;
import com.ruoyi.common.core.domain.model.LoginUser;
import com.ruoyi.common.core.redis.RedisCache;
import com.ruoyi.common.utils.mail.EmailUtils;
import com.ruoyi.system.domain.SysUserOnline;
import com.ruoyi.system.service.ISysUserOnlineService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.CollectionUtils;
import com.ruoyi.common.annotation.DataScope;
import com.ruoyi.common.constant.UserConstants;
import com.ruoyi.common.core.domain.entity.SysRole;
import com.ruoyi.common.core.domain.entity.SysUser;
import com.ruoyi.common.exception.ServiceException;
import com.ruoyi.common.utils.SecurityUtils;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.common.utils.bean.BeanValidators;
import com.ruoyi.common.utils.spring.SpringUtils;
import com.ruoyi.system.domain.SysPost;
import com.ruoyi.system.domain.SysUserPost;
import com.ruoyi.system.domain.SysUserRole;
import com.ruoyi.system.mapper.SysPostMapper;
import com.ruoyi.system.mapper.SysRoleMapper;
import com.ruoyi.system.mapper.SysUserMapper;
import com.ruoyi.system.mapper.SysUserPostMapper;
import com.ruoyi.system.mapper.SysUserRoleMapper;
import com.ruoyi.system.service.ISysConfigService;
import com.ruoyi.system.service.ISysUserService;

import static com.ruoyi.common.utils.PasswordGenerator.generatePassword;

/**
 * 用户 业务层处理
 *
 * @author ruoyi
 */
@Service
public class SysUserServiceImpl implements ISysUserService
{
    private static final Logger log = LoggerFactory.getLogger(SysUserServiceImpl.class);

    @Autowired
    private EmailUtils emailUtils;

    @Autowired
    private SysUserMapper userMapper;

    @Autowired
    private SysRoleMapper roleMapper;

    @Autowired
    private SysPostMapper postMapper;

    @Autowired
    private SysUserRoleMapper userRoleMapper;

    @Autowired
    private SysUserPostMapper userPostMapper;

    @Autowired
    private ISysConfigService configService;

    @Autowired
    protected Validator validator;


    @Autowired
    private RedisCache redisCache;

    @Autowired
    private ISysUserOnlineService userOnlineService;


    /**
     * 根据条件分页查询用户列表
     *
     * @param user 用户信息
     * @return 用户信息集合信息
     */
    @Override
    @DataScope(deptAlias = "d", userAlias = "u")
    public List<SysUser> selectUserList(SysUser user)
    {
        return userMapper.selectUserList(user);
    }

    /**
     * 根据条件分页查询已分配用户角色列表
     *
     * @param user 用户信息
     * @return 用户信息集合信息
     */
    @Override
    @DataScope(deptAlias = "d", userAlias = "u")
    public List<SysUser> selectAllocatedList(SysUser user)
    {
        return userMapper.selectAllocatedList(user);
    }

    /**
     * 根据条件分页查询未分配用户角色列表
     *
     * @param user 用户信息
     * @return 用户信息集合信息
     */
    @Override
    @DataScope(deptAlias = "d", userAlias = "u")
    public List<SysUser> selectUnallocatedList(SysUser user)
    {
        return userMapper.selectUnallocatedList(user);
    }

    /**
     * 通过用户名查询用户
     *
     * @param userName 用户名
     * @return 用户对象信息
     */
    @Override
    public SysUser selectUserByUserName(String userName)
    {
        return userMapper.selectUserByUserName(userName);
    }

    /**
     * 通过用户ID查询用户
     *
     * @param userId 用户ID
     * @return 用户对象信息
     */
    @Override
    public SysUser selectUserById(Long userId)
    {
        return userMapper.selectUserById(userId);
    }

    /**
     * 查询用户所属角色组
     *
     * @param userName 用户名
     * @return 结果
     */
    @Override
    public String selectUserRoleGroup(String userName)
    {
        List<SysRole> list = roleMapper.selectRolesByUserName(userName);
        if (CollectionUtils.isEmpty(list))
        {
            return StringUtils.EMPTY;
        }
        return list.stream().map(SysRole::getRoleName).collect(Collectors.joining(","));
    }

    /**
     * 查询用户所属岗位组
     *
     * @param userName 用户名
     * @return 结果
     */
    @Override
    public String selectUserPostGroup(String userName)
    {
        List<SysPost> list = postMapper.selectPostsByUserName(userName);
        if (CollectionUtils.isEmpty(list))
        {
            return StringUtils.EMPTY;
        }
        return list.stream().map(SysPost::getPostName).collect(Collectors.joining(","));
    }

    /**
     * 校验用户名称是否唯一
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    public boolean checkUserNameUnique(SysUser user)
    {
        Long userId = StringUtils.isNull(user.getUserId()) ? -1L : user.getUserId();
        SysUser info = userMapper.checkUserNameUnique(user.getUserName());
        if (StringUtils.isNotNull(info) && info.getUserId().longValue() != userId.longValue())
        {
            return UserConstants.NOT_UNIQUE;
        }
        return UserConstants.UNIQUE;
    }

    /**
     * 校验手机号码是否唯一
     *
     * @param user 用户信息
     * @return
     */
    @Override
    public boolean checkPhoneUnique(SysUser user)
    {
        Long userId = StringUtils.isNull(user.getUserId()) ? -1L : user.getUserId();
        SysUser info = userMapper.checkPhoneUnique(user.getPhonenumber());
        if (StringUtils.isNotNull(info) && info.getUserId().longValue() != userId.longValue())
        {
            return UserConstants.NOT_UNIQUE;
        }
        return UserConstants.UNIQUE;
    }

    /**
     * 校验email是否唯一
     *
     * @param user 用户信息
     * @return
     */
    @Override
    public boolean checkEmailUnique(SysUser user)
    {
        Long userId = StringUtils.isNull(user.getUserId()) ? -1L : user.getUserId();
        SysUser info = userMapper.checkEmailUnique(user.getEmail(),userId);
        if (StringUtils.isNotNull(info) && info.getUserId().longValue() != userId.longValue())
        {
            return UserConstants.NOT_UNIQUE;
        }
        return UserConstants.UNIQUE;
    }

    /**
     * 校验用户是否允许操作
     *
     * @param user 用户信息
     */
    @Override
    public void checkUserAllowed(SysUser user)
    {
        if (StringUtils.isNotNull(user.getUserId()) && user.isAdmin())
        {
            throw new ServiceException("不允许操作超级管理员用户");
        }
    }

    /**
     * 校验用户是否有数据权限
     *
     * @param userId 用户id
     */
    @Override
    public void checkUserDataScope(Long userId)
    {
        if (!SysUser.isAdmin(SecurityUtils.getUserId()))
        {
            SysUser user = new SysUser();
            user.setUserId(userId);
            List<SysUser> users = SpringUtils.getAopProxy(this).selectUserList(user);
            if (StringUtils.isEmpty(users))
            {
                throw new ServiceException("没有权限访问用户数据！");
            }
        }
    }

    /**
     * 新增保存用户信息
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    @Transactional
    public int insertUser(SysUser user)
    {
        // 新增用户信息
        int rows = userMapper.insertUser(user);
        // 新增用户岗位关联
        insertUserPost(user);
        // 新增用户与角色管理
        insertUserRole(user);
        return rows;
    }

    /**
     * 注册用户信息
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    public boolean registerUser(SysUser user)
    {
        return userMapper.insertUser(user) > 0;
    }

    /**
     * 修改保存用户信息
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    @Transactional
    public int updateUser(SysUser user)
    {
        Long userId = user.getUserId();
        // 删除用户与角色关联
        userRoleMapper.deleteUserRoleByUserId(userId);
        // 新增用户与角色管理
        insertUserRole(user);
        // 删除用户与岗位关联
        userPostMapper.deleteUserPostByUserId(userId);
        // 新增用户与岗位管理
        insertUserPost(user);

        //设置上级
        if(user.getSuperiorIds()!= null && user.getSuperiorIds().length != 0){ //当前传入的上级id数组
            Long[] superiorIds = user.getSuperiorIds();
            String superior = "";
            if(superiorIds.length > 0){
                for(int i = 0 ; i < superiorIds.length; i++){
                    if(i == 0){
                        superior = String.valueOf(superiorIds[i]);
                    }else{
                        superior += "," + superiorIds[i];
                    }
                }
                user.setSuperior(superior);
            }
        }else{
            user.setSuperior("");
        }

        //设置密码，且给对应的邮箱传递邮件，包含密码
        if(StringUtils.isNotEmpty(user.getIsRegister()) && user.getIsRegister().equals("1") && StringUtils.isNotEmpty(user.getRegisterType()) && user.getRegisterType().equals("1") ) { //手机注册，且密码为空
            //根据userId 获取用户
            SysUser returnUser = userMapper.selectUserById(userId);
            if(returnUser!=null){
                //获取数据库中的用户名和邮箱
                String returmEmail = returnUser.getEmail();
                String email = user.getEmail();
                //判断，如果 email与user中的不同，则修改
                if(StringUtils.isNotEmpty(returmEmail) && StringUtils.isNotEmpty(email) && !returmEmail.equals(email)){
                    user.setUserName(email);
                }else if(StringUtils.isEmpty(returmEmail) && StringUtils.isNotEmpty(email)){
                    user.setUserName(email);
                }

                if(StringUtils.isEmpty(user.getPassword())){
                    String returnPassword = returnUser.getPassword();
                    if(StringUtils.isEmpty(returnPassword)){ // 数据库中不存在密码，则生产password
                        String password = createPassword();
                        System.out.println("密码:" + password);
                        //发送邮件
                        if(StringUtils.isNotEmpty(email)){
                            Map valueMap = new HashMap();
                            valueMap.put("to",email);
                            valueMap.put("title","尊敬的用户" + user.getNickName());
                            valueMap.put("content","您的邮箱已经绑定成功，可以使用邮箱密码登录，密码为: " + password);
                            String thymeleaf="";
                            emailUtils.sendMail(valueMap,thymeleaf);
                        }
                        user.setPassword(SecurityUtils.encryptPassword(password));
                    }
                }
            }

        }

        return userMapper.updateUser(user);
    }


    private String createPassword(){
        /*
            1、生产password
            2、密码要求8-30位内大小写字线、数字、“-”、“_”组成，要求必须分别含有一位大小写字母、数字和符号，
         */
        String password = generatePassword();
        return password;
    }

    /**
     * 用户授权角色
     *
     * @param userId 用户ID
     * @param roleIds 角色组
     */
    @Override
    @Transactional
    public void insertUserAuth(Long userId, Long[] roleIds)
    {
        userRoleMapper.deleteUserRoleByUserId(userId);
        insertUserRole(userId, roleIds);
    }

    /**
     * 修改用户状态
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    public int updateUserStatus(SysUser user)
    {
        return userMapper.updateUser(user);
    }

    /**
     * 修改用户基本信息
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    public int updateUserProfile(SysUser user)
    {
        return userMapper.updateUser(user);
    }

    /**
     * 修改用户头像
     *
     * @param userName 用户名
     * @param avatar 头像地址
     * @return 结果
     */
    @Override
    public boolean updateUserAvatar(String userName, String avatar)
    {
        return userMapper.updateUserAvatar(userName, avatar) > 0;
    }

    /**
     * 重置用户密码
     *
     * @param user 用户信息
     * @return 结果
     */
    @Override
    public int resetPwd(SysUser user)
    {
        return userMapper.updateUser(user);
    }

    /**
     * 重置用户密码
     *
     * @param userName 用户名
     * @param password 密码
     * @return 结果
     */
    @Override
    public int resetUserPwd(String userName, String password)
    {
        return userMapper.resetUserPwd(userName, password);
    }

    /**
     * 新增用户角色信息
     *
     * @param user 用户对象
     */
    public void insertUserRole(SysUser user)
    {
        this.insertUserRole(user.getUserId(), user.getRoleIds());
    }

    /**
     * 新增用户岗位信息
     *
     * @param user 用户对象
     */
    public void insertUserPost(SysUser user)
    {
        Long[] posts = user.getPostIds();
        if (StringUtils.isNotEmpty(posts))
        {
            // 新增用户与岗位管理
            List<SysUserPost> list = new ArrayList<SysUserPost>(posts.length);
            for (Long postId : posts)
            {
                SysUserPost up = new SysUserPost();
                up.setUserId(user.getUserId());
                up.setPostId(postId);
                list.add(up);
            }
            userPostMapper.batchUserPost(list);
        }
    }

    /**
     * 新增用户角色信息
     *
     * @param userId 用户ID
     * @param roleIds 角色组
     */
    public void insertUserRole(Long userId, Long[] roleIds)
    {
        if (StringUtils.isNotEmpty(roleIds))
        {
            // 新增用户与角色管理
            List<SysUserRole> list = new ArrayList<SysUserRole>(roleIds.length);
            for (Long roleId : roleIds)
            {
                SysUserRole ur = new SysUserRole();
                ur.setUserId(userId);
                ur.setRoleId(roleId);
                list.add(ur);
            }
            userRoleMapper.batchUserRole(list);
        }
    }

    /**
     * 通过用户ID删除用户
     *
     * @param userId 用户ID
     * @return 结果
     */
    @Override
    @Transactional
    public int deleteUserById(Long userId)
    {
        // 删除用户与角色关联
        userRoleMapper.deleteUserRoleByUserId(userId);
        // 删除用户与岗位表
        userPostMapper.deleteUserPostByUserId(userId);
        return userMapper.deleteUserById(userId);
    }

    /**
     * 批量删除用户信息
     *
     * @param userIds 需要删除的用户ID
     * @return 结果
     */
    @Override
    @Transactional
    public int deleteUserByIds(Long[] userIds)
    {
        for (Long userId : userIds)
        {
            checkUserAllowed(new SysUser(userId));
            checkUserDataScope(userId);
        }
        // 删除用户与角色关联
        userRoleMapper.deleteUserRole(userIds);
        // 删除用户与岗位关联
        userPostMapper.deleteUserPost(userIds);
        return userMapper.deleteUserByIds(userIds);
    }

    /**
     * 导入用户数据
     *
     * @param userList 用户数据列表
     * @param isUpdateSupport 是否更新支持，如果已存在，则进行更新数据
     * @param operName 操作用户
     * @return 结果
     */
    @Override
    public String importUser(List<SysUser> userList, Boolean isUpdateSupport, String operName)
    {
        if (StringUtils.isNull(userList) || userList.size() == 0)
        {
            throw new ServiceException("导入用户数据不能为空！");
        }
        int successNum = 0;
        int failureNum = 0;
        StringBuilder successMsg = new StringBuilder();
        StringBuilder failureMsg = new StringBuilder();
        String password = configService.selectConfigByKey("sys.user.initPassword");
        for (SysUser user : userList)
        {
            try
            {
                // 验证是否存在这个用户
                SysUser u = userMapper.selectUserByUserName(user.getUserName());
                if (StringUtils.isNull(u))
                {
                    BeanValidators.validateWithException(validator, user);
                    user.setPassword(SecurityUtils.encryptPassword(password));
                    user.setCreateBy(operName);
                    userMapper.insertUser(user);
                    successNum++;
                    successMsg.append("<br/>" + successNum + "、账号 " + user.getUserName() + " 导入成功");
                }
                else if (isUpdateSupport)
                {
                    BeanValidators.validateWithException(validator, user);
                    checkUserAllowed(u);
                    checkUserDataScope(u.getUserId());
                    user.setUserId(u.getUserId());
                    user.setUpdateBy(operName);
                    userMapper.updateUser(user);
                    successNum++;
                    successMsg.append("<br/>" + successNum + "、账号 " + user.getUserName() + " 更新成功");
                }
                else
                {
                    failureNum++;
                    failureMsg.append("<br/>" + failureNum + "、账号 " + user.getUserName() + " 已存在");
                }
            }
            catch (Exception e)
            {
                failureNum++;
                String msg = "<br/>" + failureNum + "、账号 " + user.getUserName() + " 导入失败：";
                failureMsg.append(msg + e.getMessage());
                log.error(msg, e);
            }
        }
        if (failureNum > 0)
        {
            failureMsg.insert(0, "很抱歉，导入失败！共 " + failureNum + " 条数据格式不正确，错误如下：");
            throw new ServiceException(failureMsg.toString());
        }
        else
        {
            successMsg.insert(0, "恭喜您，数据已全部导入成功！共 " + successNum + " 条，数据如下：");
        }
        return successMsg.toString();
    }

    @Override
    public int isRegister(SysUser sysUser) {
        return userMapper.isRegister(sysUser);
    }

    @Override
    public List<SysUser> selectUserByPhoneOrEmail(SysUser sysUser) {
        List<SysUser> list = userMapper.selectUserByPhoneOrEmail(sysUser);
        return list;
    }

    @Override
    public List<Map> getUserAndMessage() {
        return userMapper.getUserAndMessage();
    }

    @Override
    public List<SysUser> isRegisterUserlist(SysUser user) {

        // 根据当前用户的id获取当前用户部门id，且不是自己的下级
        SysUser sysUser = userMapper.selectUserById(user.getUserId());
        return userMapper.isRegisterUserlist(sysUser);
    }

    @Override
    public SysUser selectUserByPhonenumber(String phonenumber) {
        return userMapper.selectUserByPhonenumber(phonenumber);
    }

    @Override
    public int setSuperior(SysUser user) {
        //设置上级
        if(user.getSuperiorIds()!= null && user.getSuperiorIds().length != 0){ //当前传入的上级id数组
            Long[] superiorIds = user.getSuperiorIds();
            String superior = "";
            if(superiorIds.length > 0){
                for(int i = 0 ; i < superiorIds.length; i++){
                    if(i == 0){
                        superior = String.valueOf(superiorIds[i]);
                    }else{
                        superior += "," + superiorIds[i];
                    }
                }
                user.setSuperior(superior);
            }
        }
        return userMapper.setSuperior(user);
    }

    @Override
    public String getSuperior(Long userId) {
        return userMapper.getSuperior(userId);
    }

    @Override
    public Map countCustom() {
        /**用户总人数(人)  审核状态（0待审核，1审核通过，2审核不通过） 在线*/
        Integer totalNum = 0;
        AtomicReference<Integer> passNum = new AtomicReference<>(0);
        AtomicReference<Integer> unPassNum = new AtomicReference<>(0);
        AtomicReference<Integer> passingNum = new AtomicReference<>(0);
        Integer onlineNum = 0;
        Map returnMap = new HashMap();

        List<Map> list = userMapper.countCustom();
        if(CollectionUtil.isNotEmpty(list)){
            list.stream().forEach(map -> {
                if(map != null && map.get("auditStatus") != null){
                    Integer auditStatus = Integer.parseInt(map.get("auditStatus").toString());
                    Integer num = Integer.parseInt(map.get("num").toString());
                    if(auditStatus == 0){
                        passingNum.set(num);
                    }else  if(auditStatus == 1){
                        passNum.set(num);
                    }else  if(auditStatus == 2){
                        unPassNum.set(num);
                    }
                }
            });
            totalNum = passNum.get() + unPassNum.get() + passingNum.get();

        }

        returnMap.put("totalNum",totalNum);
        returnMap.put("passNum",passNum);
        returnMap.put("unPassNum",unPassNum);
        returnMap.put("passingNum",passingNum);

        Collection<String> keys = redisCache.keys(CacheConstants.LOGIN_TOKEN_KEY + "*");
        List<SysUserOnline> userOnlineList = new ArrayList<SysUserOnline>();
        for (String key : keys){
            LoginUser user = redisCache.getCacheObject(key);
            //根据userId获取用户信息
            SysUser sysUser = userMapper.selectUserById(user.getUserId());
            if(sysUser != null && StringUtils.isNotEmpty(sysUser.getIsRegister()) && sysUser.getIsRegister().equals("1")){
                SysUserOnline sysUserOnline = userOnlineService.loginUserToUserOnline(user);
                userOnlineList.add(sysUserOnline);
            }
        }
        onlineNum = userOnlineList.size();
        returnMap.put("onlineNum",onlineNum);
        Collections.reverse(userOnlineList);
        userOnlineList.removeAll(Collections.singleton(null));
        return returnMap;
    }

    @Override
    public List<SysUser> getUserListByDeptId(SysUser sysUser) {
        if(sysUser.getDeptId()!=null && sysUser.getUserId() != null){
            Long deptId = sysUser.getDeptId();
            Long userId =  sysUser.getUserId();
            //可以被分享的人包括，当前登录人所在的部门的其他人(不包括自己的上级)
            return userMapper.getUserListByDeptId(deptId,userId);
        }else{
            return new ArrayList<SysUser>();
        }
    }

    @Override
    public List<SysUser> getUserListByDeptName(SysUser sysUser) {
        return userMapper.getUserListByDeptName(sysUser.getDeptName());
    }
}
